Home / 8,003,850.12-11,037,851.84-7,409,374.11

Finding the Fourth Proportional to 8,003,850.12, 11,037,851.84 and 7,409,374.11

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Solution

The fourth proportional to 8,003,850.12, 11,037,851.84 and 7,409,374.11 is: 10,218,029.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,003,850.12 : 11,037,851.84 = 7,409,374.11 : x
  2. Step 2: Convert to fraction form
    8,003,850.12/11,037,851.84 = 7,409,374.11/x
  3. Step 3: Cross multiply
    8,003,850.12x = 11,037,851.84 × 7,409,374.11
  4. Step 4: Simplify right side
    8,003,850.12x = 81,783,573,671,835.30
  5. Step 5: Solve for x
    x = 81,783,573,671,835.30/8,003,850.12
  6. Step 6: Final answer
    x = 10,218,029.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.